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Remove some remants of the old palign pattern fragment that were still hanging around. Also remove a cast from inside getShuffleVPERM2X128Immediate and getShuffleVPERMILPImmediate since the only caller already had done the cast.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146344 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2011-12-11 19:12:35 +00:00
parent 3e0dc0606a
commit d93e4c3496
3 changed files with 7 additions and 20 deletions
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17
lib/Target/X86/X86ISelLowering.cpp
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@ -3687,8 +3687,7 @@ static bool isVPERM2X128Mask(const SmallVectorImpl<int> &Mask, EVT VT,
/// getShuffleVPERM2X128Immediate - Return the appropriate immediate to shuffle
/// the specified VECTOR_MASK mask with VPERM2F128/VPERM2I128 instructions.
static unsigned getShuffleVPERM2X128Immediate(SDNode *N) {
ShuffleVectorSDNode *SVOp = cast<ShuffleVectorSDNode>(N);
static unsigned getShuffleVPERM2X128Immediate(ShuffleVectorSDNode *SVOp) {
EVT VT = SVOp->getValueType(0);
int HalfSize = VT.getVectorNumElements()/2;
@ -3750,8 +3749,7 @@ static bool isVPERMILPMask(const SmallVectorImpl<int> &Mask, EVT VT,
/// getShuffleVPERMILPImmediate - Return the appropriate immediate to shuffle
/// the specified VECTOR_MASK mask with VPERMILPS/D* instructions.
static unsigned getShuffleVPERMILPImmediate(SDNode *N) {
ShuffleVectorSDNode *SVOp = cast<ShuffleVectorSDNode>(N);
static unsigned getShuffleVPERMILPImmediate(ShuffleVectorSDNode *SVOp) {
EVT VT = SVOp->getValueType(0);
int NumElts = VT.getVectorNumElements();
@ -3991,14 +3989,13 @@ unsigned X86::getShufflePSHUFLWImmediate(SDNode *N) {
/// getShufflePALIGNRImmediate - Return the appropriate immediate to shuffle
/// the specified VECTOR_SHUFFLE mask with the PALIGNR instruction.
unsigned X86::getShufflePALIGNRImmediate(SDNode *N) {
ShuffleVectorSDNode *SVOp = cast<ShuffleVectorSDNode>(N);
EVT VVT = N->getValueType(0);
unsigned EltSize = VVT.getVectorElementType().getSizeInBits() >> 3;
static unsigned getShufflePALIGNRImmediate(ShuffleVectorSDNode *SVOp) {
EVT VT = SVOp->getValueType(0);
unsigned EltSize = VT.getVectorElementType().getSizeInBits() >> 3;
int Val = 0;
unsigned i, e;
for (i = 0, e = VVT.getVectorNumElements(); i != e; ++i) {
for (i = 0, e = VT.getVectorNumElements(); i != e; ++i) {
Val = SVOp->getMaskElt(i);
if (Val >= 0)
break;
@ -6631,7 +6628,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
if (isPALIGNRMask(M, VT, Subtarget->hasSSSE3orAVX()))
return getTargetShuffleNode(X86ISD::PALIGN, dl, VT, V1, V2,
X86::getShufflePALIGNRImmediate(SVOp),
getShufflePALIGNRImmediate(SVOp),
DAG);
if (ShuffleVectorSDNode::isSplatMask(&M[0], VT) &&

4
lib/Target/X86/X86ISelLowering.h
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@ -455,10 +455,6 @@ namespace llvm {
/// the specified VECTOR_SHUFFLE mask with PSHUFLW instruction.
unsigned getShufflePSHUFLWImmediate(SDNode *N);
/// getShufflePALIGNRImmediate - Return the appropriate immediate to shuffle
/// the specified VECTOR_SHUFFLE mask with the PALIGNR instruction.
unsigned getShufflePALIGNRImmediate(SDNode *N);
/// getExtractVEXTRACTF128Immediate - Return the appropriate
/// immediate to extract the specified EXTRACT_SUBVECTOR index
/// with VEXTRACTF128 instructions.

6
lib/Target/X86/X86InstrFragmentsSIMD.td
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@ -347,12 +347,6 @@ def SHUFFLE_get_pshuflw_imm : SDNodeXForm<vector_shuffle, [{
return getI8Imm(X86::getShufflePSHUFLWImmediate(N));
}]>;
// SHUFFLE_get_palign_imm xform function: convert vector_shuffle mask to
// a PALIGNR imm.
def SHUFFLE_get_palign_imm : SDNodeXForm<vector_shuffle, [{
return getI8Imm(X86::getShufflePALIGNRImmediate(N));
}]>;
// EXTRACT_get_vextractf128_imm xform function: convert extract_subvector index
// to VEXTRACTF128 imm.
def EXTRACT_get_vextractf128_imm : SDNodeXForm<extract_subvector, [{